Three win Nobel Prize in medicine for work on tropical diseases river blindness, filariasis, and malaria

by Brady Dennis and Lenny Bernstein

William Campbell’s eureka moment came in 1975, as he was testing a new medicine to fight parasites in domestic and farm animals. The Irish-born scientist realized a parasitic worm in horses bore an amazing resemblance to the parasite that causes river blindness in humans.

  • World Hunger Education
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